The present invention relates to a process for the preparation of compounds which are therapeutically active in the central nervous system. A selection device within the memory controller may be set with the data mask mapping scheme between data and a data mask. The second oxide semiconductor layer has a portion positioned between the first and third oxide semiconductor layers. With such structure, it is possible to reduce the voltage drop and a deadened signal. In at least one embodiment the primary positioning portion, secondary positioning portion, and support portion of the positionable mister assembly are structured to be selectively interconnected to one another, allowing for a variety of configurations of the positionable mister assembly. The signal allocation unit maps the transmission signal in accordance with the retransmission prompting signal and the UL grant and transmits the transmission signal from a wireless transmission unit.